Parent comment is also referencing HGTTG. Right at the beginning, in fact: "Many were increasingly of the opinion that they'd all made a big mistake coming dow

Parent comment is also referencing HGTTG. Right at the beginning, in fact: "Many were increasingly of the opinion that they'd all made a big mistake coming down from the trees in the first place, and some said that even the trees had been a bad move, and that no-one should ever have left the oceans."